H06 C66900 Brass vs. H06 C72200 Copper-nickel
Both H06 C66900 brass and H06 C72200 copper-nickel are copper alloys. Both are furnished in the H06 (extra hard) temper. They have 65% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.
For each property being compared, the top bar is H06 C66900 brass and the bottom bar is H06 C72200 copper-nickel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 130 |
| Poisson's Ratio | 0.32 | |
| 0.33 |
| Rockwell B Hardness | 90 | |
| 85 |
| Rockwell Superficial 30T Hardness | 78 | |
| 74 |
| Shear Modulus, GPa | 45 | |
| 48 |
| Tensile Strength: Ultimate (UTS), MPa | 660 | |
| 560 |
Thermal Properties
| Latent Heat of Fusion, J/g | 190 | |
| 220 |
| Maximum Temperature: Mechanical, °C | 150 | |
| 230 |
| Melting Completion (Liquidus), °C | 860 | |
| 1180 |
| Melting Onset (Solidus), °C | 850 | |
| 1120 |
| Specific Heat Capacity, J/kg-K | 400 | |
| 400 |
| Thermal Expansion, µm/m-K | 20 | |
| 16 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 3.4 | |
| 6.5 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 3.8 | |
| 6.6 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 23 | |
| 36 |
| Density, g/cm3 | 8.2 | |
| 8.9 |
| Embodied Carbon, kg CO2/kg material | 2.8 | |
| 3.9 |
| Embodied Energy, MJ/kg | 46 | |
| 59 |
| Embodied Water, L/kg | 310 | |
| 300 |
Common Calculations
| Stiffness to Weight: Axial, points | 8.1 | |
| 8.0 |
| Stiffness to Weight: Bending, points | 20 | |
| 19 |
| Strength to Weight: Axial, points | 22 | |
| 18 |
| Strength to Weight: Bending, points | 21 | |
| 17 |
| Thermal Shock Resistance, points | 20 | |
| 19 |
Alloy Composition
| Chromium (Cr), % | 0 | |
| 0.3 to 0.7 |
| Copper (Cu), % | 62.5 to 64.5 | |
| 78.1 to 84.2 |
| Iron (Fe), % | 0 to 0.25 | |
| 0.5 to 1.0 |
| Lead (Pb), % | 0 to 0.050 | |
| 0 to 0.050 |
| Manganese (Mn), % | 11.5 to 12.5 | |
| 0 to 1.0 |
| Nickel (Ni), % | 0 | |
| 15 to 18 |
| Zinc (Zn), % | 22.5 to 26 | |
| 0 to 1.0 |
| Residuals, % | 0 | |
| 0 to 0.2 |